One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of determining when it's a good idea to plant gladiolus is to refer to the USDA zone info for Pico Rivera.

Planting Calendar for Gladiolus

Frost tolerance for gladiolus:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Gladiolus are one of those plants that can tolerate a tiny bit of cold weather which means that you can get them planted just a bit earlier than plants that are more sensitive to the cold.

The earliest that you can plant gladiolus in Pico Rivera is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant gladiolus and expect a good harvest is probably September. If you wait any later than that and your gladiolus may not have a chance to fully mature. Starting your gladiolus indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is January 31 in Pico Rivera. In the coldest months of winter you can expect an average low temperature of 35°F.

Since the USDA zone info for Pico Rivera is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Pico Rivera you get a frost after January 31 so just be sure to be ready to protect your gladiolus in the event of a surprise late frost.

USDA Zone Info for Pico Rivera

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Pico Rivera

You may be interested in your other planting guides for Pico Rivera.